Picolinamide
- Formula: C6H6N2O
- Molecular weight: 122.1246
- IUPAC Standard InChI: InChI=1S/C6H6N2O/c7-6(9)5-3-1-2-4-8-5/h1-4H,(H2,7,9)
- IUPAC Standard InChIKey: IBBMAWULFFBRKK-UHFFFAOYSA-N
- CAS Registry Number: 1452-77-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Pyridine-2-carboxamide; α-Picolinamide; 2-Pyridinecarboxamide; α-Picolinic acid amide; Picolinic acid amide; Picolinoylamide; 2-Carbamoylpyridine; Pyridine-2-carboxylicamide
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 93.1 ± 3.3 | kJ/mol | C | Ribeiro da Silva, Gonçalves, et al., 2001 |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 93.1 | 338. | ME | Stephenson and Malanowski, 1987 | Based on data from 323. to 373. K. See also Negoro, Miki, et al., 1960 and Harutada, 1959. |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference |
|---|---|---|
| 16.82 | 381. | Negoro, Miki, et al., 1960, 2 |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ribeiro da Silva, Gonçalves, et al., 2001
Ribeiro da Silva, Maria D.M.C.; Gonçalves, Jorge M.; Ferreira, Susana C.C.; da Silva, Luís C.M.; Sottomayor, M.J.; Pilcher, G.; Acree Jr, William E.; Roy, Lindsay E.,
Experimental thermochemical study of the enthalpies of formation and sublimation of isonicotinamide, picolinamide, nicotinamide, isonicotinamideN-oxide, and nicotinamideN-oxide. The dissociation enthalpies of the N--O bonds,
The Journal of Chemical Thermodynamics, 2001, 33, 10, 1263-1275, https://doi.org/10.1006/jcht.2001.0839
. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Negoro, Miki, et al., 1960
Negoro, H.; Miki, T.; Ueda, S.,
Yakugaku Zasshi, 1960, 80, 665. [all data]
Harutada, 1959
Harutada, N.,
Takamine Kenkyusho Nempo, 1959, 11, 66. [all data]
Negoro, Miki, et al., 1960, 2
Negoro, H.; Miki, T.; Ueda, S.; Sanada, T.; Okada, R.,
Yakugaku Zasshi, 1960, 80, 670. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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